Ye Chen, a reclusive Dragon Lord, hides his identity working as a fish‑seller in a supermarket to protect his wife Lin Wan’er. Facing underworld oppression, troublesome relatives and malicious competition from rivals, he resolves every crisis with his power and connections. Later he opens a seafood restaurant, “Wan’er’s Fresh Kitchen”. Once his true identity comes to light, he presents sky‑high‑value gifts, yet still guards his family in a humble way, showing deep‑seated devotion and responsibility.